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Finding the Fourth Proportional to 228,082.77, 314,741.57 and 126,102.29

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Solution

The fourth proportional to 228,082.77, 314,741.57 and 126,102.29 is: 174,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,082.77 : 314,741.57 = 126,102.29 : x
  2. Step 2: Convert to fraction form
    228,082.77/314,741.57 = 126,102.29/x
  3. Step 3: Cross multiply
    228,082.77x = 314,741.57 × 126,102.29
  4. Step 4: Simplify right side
    228,082.77x = 39,689,630,530.98
  5. Step 5: Solve for x
    x = 39,689,630,530.98/228,082.77
  6. Step 6: Final answer
    x = 174,014.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.